11211112210222 has 16 divisors (see below), whose sum is σ = 17547917843232. Its totient is φ = 5361808763520.

The previous prime is 11211112210189. The next prime is 11211112210237. The reversal of 11211112210222 is 22201221111211.

It is a happy number.

11211112210222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11211112210222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10607338 + ... + 11616274.

It is an arithmetic number, because the mean of its divisors is an integer number (1096744865202).

Almost surely, 2^{11211112210222} is an apocalyptic number.

11211112210222 is a deficient number, since it is larger than the sum of its proper divisors (6336805633010).

11211112210222 is a wasteful number, since it uses less digits than its factorization.

11211112210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250523.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11211112210222 its reverse (22201221111211), we get a palindrome (33412333321433).

It can be divided in two parts, 1121111 and 2210222, that added together give a palindrome (3331333).

The spelling of 11211112210222 in words is "eleven trillion, two hundred eleven billion, one hundred twelve million, two hundred ten thousand, two hundred twenty-two".